Intel Xeon E5-2643v4 (3.4GHz/6-core/20MB/135W) Processor SR2P4

Essentials

Product CollectionIntel® Xeon® Processor E5 v4 Family
Code NameProducts formerly Broadwell
Vertical SegmentServer
Processor NumberE5-2643V4
StatusLaunched
Launch DateQ1'16
Lithography14 nm

Performance

# of Cores6
# of Threads12
Processor Base Frequency3.40 GHz
Max Turbo Frequency3.70 GHz
Cache20 MB SmartCache
Bus Speed9.6 GT/s QPI
# of QPI Links2
TDP135 W
VID Voltage Range0

Memory Specifications

Max Memory Size (dependent on memory type)1.54 TB
Memory TypesDDR4 1600/1866/2133/2400
Max # of Memory Channels4
Max Memory Bandwidth76.8 GB/s
Physical Address Extensions46-bit
ECC Memory Supported ‡Yes

Expansion Options

Scalability2S
PCI Express Revision3.0
PCI Express Configurations ‡x4, x8, x16
Max # of PCI Express Lanes40

Package Specifications

Sockets SupportedFCLGA2011-3
Max CPU Configuration2
TCASE75°C
Package Size45mm x 52.5mm
Low Halogen Options AvailableSee MDDS

Advanced Technologies

Intel® Turbo Boost Technology ‡2.0
Intel® vPro™ Platform Eligibility ‡Yes
Intel® Hyper-Threading Technology ‡Yes
Intel® Virtualization Technology (VT-x) ‡Yes
Intel® Virtualization Technology for Directed I/O (VT-d) ‡Yes
Intel® VT-x with Extended Page Tables (EPT) ‡Yes
Intel® TSX-NIYes
Intel® 64 ‡Yes
Instruction Set64-bit
Instruction Set ExtensionsIntel® AVX2
Idle StatesYes
Enhanced Intel SpeedStep® TechnologyYes
Intel® Demand Based SwitchingYes
Thermal Monitoring TechnologiesYes
Intel® Flex Memory AccessNo
Intel® Identity Protection Technology ‡No

Security & Reliability

Intel® AES New InstructionsYes
Secure KeyYes
Intel® OS GuardYes
Intel® Trusted Execution Technology ‡Yes
Execute Disable Bit ‡Yes